This is an automated email from the ASF dual-hosted git repository. hui pushed a commit to branch lmh/intoOperator in repository https://gitbox.apache.org/repos/asf/iotdb.git
commit 96481443c478805f79082a7be8d255dd6d7881de Author: Minghui Liu <[email protected]> AuthorDate: Tue Oct 18 10:53:53 2022 +0800 add DeviceViewIntoOperator --- .../operator/process/DeviceViewIntoOperator.java | 82 ++++++++++++++++++++++ 1 file changed, 82 insertions(+) diff --git a/server/src/main/java/org/apache/iotdb/db/mpp/execution/operator/process/DeviceViewIntoOperator.java b/server/src/main/java/org/apache/iotdb/db/mpp/execution/operator/process/DeviceViewIntoOperator.java new file mode 100644 index 0000000000..e1c38e662c --- /dev/null +++ b/server/src/main/java/org/apache/iotdb/db/mpp/execution/operator/process/DeviceViewIntoOperator.java @@ -0,0 +1,82 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.iotdb.db.mpp.execution.operator.process; + +import org.apache.iotdb.db.mpp.execution.operator.Operator; +import org.apache.iotdb.db.mpp.execution.operator.OperatorContext; +import org.apache.iotdb.tsfile.read.common.block.TsBlock; + +import com.google.common.util.concurrent.ListenableFuture; + +public class DeviceViewIntoOperator implements ProcessOperator { + + private final OperatorContext operatorContext; + private final Operator child; + + public DeviceViewIntoOperator(OperatorContext operatorContext, Operator child) { + this.operatorContext = operatorContext; + this.child = child; + } + + @Override + public OperatorContext getOperatorContext() { + return operatorContext; + } + + @Override + public ListenableFuture<?> isBlocked() { + return child.isBlocked(); + } + + @Override + public TsBlock next() { + return null; + } + + @Override + public boolean hasNext() { + return child.hasNext(); + } + + @Override + public void close() throws Exception { + child.close(); + } + + @Override + public boolean isFinished() { + return child.isFinished(); + } + + @Override + public long calculateMaxPeekMemory() { + return child.calculateMaxPeekMemory(); + } + + @Override + public long calculateMaxReturnSize() { + return child.calculateMaxReturnSize(); + } + + @Override + public long calculateRetainedSizeAfterCallingNext() { + return child.calculateRetainedSizeAfterCallingNext(); + } +}
